172404540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1777}}^1$

素因数の和:1817

約数の個数: 216

約数和(自身を含む): 664018992

約数和(自身を除く): 491614452

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 49, 55, 60, 63, 66, 70, 77, 84, 90, 98, 99, 105, 110, 126, 132, 140, 147, 154, 165, 180, 196, 198, 210, 220, 231, 245, 252, 294, 308, 315, 330, 385, 396, 420, 441, 462, 490, 495, 539, 588, 630, 660, 693, 735, 770, 882, 924, 980, 990, 1078, 1155, 1260, 1386, 1470, 1540, 1617, 1764, 1777, 1980, 2156, 2205, 2310, 2695, 2772, 2940, 3234, 3465, 3554, 4410, 4620, 4851, 5331, 5390, 6468, 6930, 7108, 8085, 8820, 8885, 9702, 10662, 10780, 12439, 13860, 15993, 16170, 17770, 19404, 19547, 21324, 24255, 24878, 26655, 31986, 32340, 35540, 37317, 39094, 48510, 49756, 53310, 58641, 62195, 63972, 74634, 78188, 79965, 87073, 97020, 97735, 106620, 111951, 117282, 124390, 136829, 149268, 159930, 174146, 175923, 186585, 195470, 223902, 234564, 248780, 261219, 273658, 293205, 319860, 348292, 351846, 373170, 390940, 410487, 435365, 447804, 522438, 547316, 559755, 586410, 684145, 703692, 746340, 783657, 820974, 870730, 879615, 957803, 1044876, 1119510, 1172820, 1231461, 1306095, 1368290, 1567314, 1641948, 1741460, 1759230, 1915606, 2052435, 2239020, 2462922, 2612190, 2736580, 2873409, 3134628, 3518460, 3831212, 3918285, 4104870, 4789015, 4925844, 5224380, 5746818, 6157305, 7836570, 8209740, 8620227, 9578030, 11493636, 12314610, 14367045, 15673140, 17240454, 19156060, 24629220, 28734090, 34480908, 43101135, 57468180, 86202270, 172404540]

約数ペア:

[(1, 172404540), (2, 86202270), (3, 57468180), (4, 43101135), (5, 34480908), (6, 28734090), (7, 24629220), (9, 19156060), (10, 17240454), (11, 15673140), (12, 14367045), (14, 12314610), (15, 11493636), (18, 9578030), (20, 8620227), (21, 8209740), (22, 7836570), (28, 6157305), (30, 5746818), (33, 5224380), (35, 4925844), (36, 4789015), (42, 4104870), (44, 3918285), (45, 3831212), (49, 3518460), (55, 3134628), (60, 2873409), (63, 2736580), (66, 2612190), (70, 2462922), (77, 2239020), (84, 2052435), (90, 1915606), (98, 1759230), (99, 1741460), (105, 1641948), (110, 1567314), (126, 1368290), (132, 1306095), (140, 1231461), (147, 1172820), (154, 1119510), (165, 1044876), (180, 957803), (196, 879615), (198, 870730), (210, 820974), (220, 783657), (231, 746340), (245, 703692), (252, 684145), (294, 586410), (308, 559755), (315, 547316), (330, 522438), (385, 447804), (396, 435365), (420, 410487), (441, 390940), (462, 373170), (490, 351846), (495, 348292), (539, 319860), (588, 293205), (630, 273658), (660, 261219), (693, 248780), (735, 234564), (770, 223902), (882, 195470), (924, 186585), (980, 175923), (990, 174146), (1078, 159930), (1155, 149268), (1260, 136829), (1386, 124390), (1470, 117282), (1540, 111951), (1617, 106620), (1764, 97735), (1777, 97020), (1980, 87073), (2156, 79965), (2205, 78188), (2310, 74634), (2695, 63972), (2772, 62195), (2940, 58641), (3234, 53310), (3465, 49756), (3554, 48510), (4410, 39094), (4620, 37317), (4851, 35540), (5331, 32340), (5390, 31986), (6468, 26655), (6930, 24878), (7108, 24255), (8085, 21324), (8820, 19547), (8885, 19404), (9702, 17770), (10662, 16170), (10780, 15993), (12439, 13860)]